# OS_SetDTCMAddress

## C Specification

      #include <nitro/os.h>

      void OS_SetDTCMAddress( u32 address );

## Description

This function sets the base address for data TCM. The data TCM address can be set in units of 16KB.

The location of data TCM is closely related to system operations. Changing the location of data TCM at random with this function could stop programs from operating. Familiarize yourself with the design and structure before using the function.

## Arguments

`address` | Data TCM's base address.

## Return Values

None.

## Internal Operation

Modifies register 9 of the CP15 system control co-processor.

## See Also

`OS_GetDTCMAddress`

## Revision History

05/28/2004 Initial version